Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-9
TLE Epoch: 2023 12 10.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-20) NOAA-20 Lat/Lon Date Time(LANDSAT-9) LANDSAT-9 Lat/Lon    Distance(km)  Time Diff(sec)
 12/11/2023   22:24:27   ( -70.60,  19.48) 12/11/2023   22:25:37  ( -70.47,  20.62)   44.71                70
 12/11/2023   23:15:02   (  70.02,-172.31) 12/11/2023   23:15:10  (  70.04,-172.36)    3.22                 8
 12/12/2023   00:05:44   ( -69.92,  -4.84) 12/12/2023   00:04:40  ( -69.93,  -4.88)    1.94                64
 12/14/2023   14:41:13   ( -70.11, 136.01) 12/14/2023   14:42:14  ( -70.15, 136.02)    3.59                61
 12/14/2023   15:31:57   (  70.01, -56.52) 12/14/2023   15:31:42  (  69.99, -56.57)    3.30                15
 12/14/2023   16:22:30   ( -69.43, 111.65) 12/14/2023   16:21:19  ( -69.50, 110.39)   49.42                71
 12/17/2023   06:58:07   ( -70.11,-108.21) 12/17/2023   06:58:44  ( -70.13,-108.13)    3.65                37
 12/17/2023   07:48:50   (  69.95,  59.34) 12/17/2023   07:48:12  (  69.96,  59.28)    2.62                38
 12/19/2023   22:24:29   (  70.69,-160.67) 12/19/2023   22:25:38  (  70.58,-159.24)   54.04                69
 12/19/2023   23:15:01   ( -70.05,   7.65) 12/19/2023   23:15:16  ( -70.04,   7.61)    2.14                15
 12/20/2023   00:05:45   (  69.95, 175.11) 12/20/2023   00:04:43  (  69.92, 175.10)    3.19                62
 12/22/2023   14:41:13   (  70.11, -43.98) 12/22/2023   14:42:16  (  70.14, -44.00)    2.99                63
 12/22/2023   15:31:56   ( -70.05, 123.42) 12/22/2023   15:31:46  ( -70.04, 123.49)    3.20                10
 12/22/2023   16:22:31   (  69.48, -68.42) 12/22/2023   16:21:20  (  69.54, -69.56)   44.76                71